Delayed Transaction
The chipset has an embedded 32-bit posted write buffer to support
delay transactions cycles. Select Enabled to compliance with PCI specification version
2.1…..
AGP Aperture Size (MB)
Select the size of the AGP aperture. The aperture is a portion
of the PCI memory address range dedicated for graphics memory address space. Host
cycle that hit the aperture range are forwarded to the AGP without any translation. See
for AGP information. The choice 4, 8, 16, 32, 64, 128, 256
SDRAM RAS-to- CAS Delay; SDRAM CAS latency Time
You can select RAS to CAS
Delay time (CAS latency time) in HCLKs of 2/2 or 3/3. The system board designer should
set the values in this field, depending on the DRAM installed. Do not change the values in
this field unless you change specifications of the installed DRAM or the installed CPU.
The choice: 2,3
SDRAM RAS Precharge Time
Defines the length of time for Row Address Strobe is
allowed to precharge.
CPU Clock Ratio
Use this option to set CPU clock ratio. After change the CPU Clock
Ratio, if the system can not start , please see “ CPU Clock Frequency “ item to solve the
problem.
Auto Detect DIMM/PCI ClK
If this item is enabled, the unused DIMM and PCI slot clock
will be disabled. If this item is disabled the unused DIMM and PCI slot will still get the
active clock signal.
Spread Spectrum
. Enable / Disable this item the BIOS will Enable / Disable the clock
generator spread spectrum .
CPU Clock Frequency
Use this item to set CPU base clock frequency.
Note:
After you change the CPU Clock Frequency and the system can not start,
please do the following procedures:
1. Turn the system off firstly.
2. Turn on the system. Then press and hold the “ Insert ” key at boot.
3. Select the proper frequency in the item of
CPU Clock Frequency
.
4. Save and Exit Setup.
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